public void EncryptAndDecryptStreamTest()
{
// Make a provider
IBlobCryptoProvider asymmetricProvider = new AsymmetricBlobCryptoProvider();
// In all cases we are READING from streams
// (read from original, read from encrypted, read from decrypted).
var encryptedStream = asymmetricProvider.EncryptedStream(streamSample);
var decryptedStream = asymmetricProvider.DecryptedStream(encryptedStream);
byte[] result = new byte[sampleStreamSize];
decryptedStream.Read(result, 0, result.Length);
Assert.IsTrue(
result.SequenceEqual(streamSample.ToArray()),
"Decrypted data does not match original data");
}
public void ToKeyFileAndBackTest()
{
IBlobCryptoProvider asymmetricProvider = new AsymmetricBlobCryptoProvider();
asymmetricProvider.WriteKeyFile("keyfile.txt");
IBlobCryptoProvider clonedProvider = ProviderFactory.CreateProviderFromKeyFile("keyfile.txt");
var encryptedStream = asymmetricProvider.EncryptedStream(streamSample);
var decryptedStream = clonedProvider.DecryptedStream(encryptedStream);
byte[] result = new byte[sampleStreamSize];
decryptedStream.Read(result, 0, result.Length);
Assert.IsTrue(
result.SequenceEqual(streamSample.ToArray()),
"Decrypted data does not match original data");
}
public void IsActuallyEncryptedTest()
{
// Make a provider
IBlobCryptoProvider asymmetricProvider = new AsymmetricBlobCryptoProvider();
var encryptedStream = asymmetricProvider.EncryptedStream(streamSample);
byte[] result = new byte[sampleStreamSize + (4096 + 256) / 8];
encryptedStream.Read(result, 0, result.Length);
Assert.IsFalse(
result.SequenceEqual(streamSample.ToArray()),
"Encrypted stream is not encrypted");
Assert.IsFalse(
result.Take(5).SequenceEqual(streamSample.ToArray().Take(5)),
"Encrypted stream is not encrypted");
}
public void DecryptFailsWithX509IfPrivateKeyNotLoadedTest()
{
// Load Certificate
X509Certificate2 cert = new X509Certificate2("4096.pfx", string.Empty, X509KeyStorageFlags.Exportable);
// Make a provider
IBlobCryptoProvider asymmetricProvider = new AsymmetricBlobCryptoProvider(cert, false);
// In all cases we are READING from streams
// (read from original, read from encrypted, read from decrypted).
var encryptedStream = asymmetricProvider.EncryptedStream(streamSample);
var decryptedStream = asymmetricProvider.DecryptedStream(encryptedStream);
byte[] result = new byte[sampleStreamSize];
decryptedStream.Read(result, 0, result.Length);
Assert.IsTrue(
result.SequenceEqual(streamSample.ToArray()),
"Decrypted data does not match original data");
}
public void ToKeyFileStringCertificateTest()
{
// Load Certificate
X509Certificate2 cert = new X509Certificate2("4096.pfx", string.Empty, X509KeyStorageFlags.Exportable);
// Make a provider
IBlobCryptoProvider asymmetricProvider = new AsymmetricBlobCryptoProvider(cert, true);
string keyString = asymmetricProvider.ToKeyFileString();
// Clone a new provider from exported keyfile
IBlobCryptoProvider clonedProvider = ProviderFactory.CreateProviderFromKeyFileString(keyString);
// Run an encryption loop using the two providers
var encryptedStream = asymmetricProvider.EncryptedStream(streamSample);
var decryptedStream = clonedProvider.DecryptedStream(encryptedStream);
byte[] result = new byte[sampleStreamSize];
decryptedStream.Read(result, 0, result.Length);
Assert.IsTrue(
result.SequenceEqual(streamSample.ToArray()),
"Decrypted data does not match original data");
}